Snap-on prism for lighting fixture



FIG. 1 is a top plan view of a snap-on prism for light fixture according to our new design;

FIG. 2 is a bottom view of a snap-on prism for lighting fixture according to our new design;

FIG. 3 is a front view of a snap-on prism for lighting fixture according to our new design;

FIG. 4 is a rear view of a snap-on prism for lighting fixture according to our new design;

FIG. 5 is a right side view of a snap-on prism for lighting fixture according to our new design; and,

FIG. 6 is an enlarged, fragmentary plan view of the center of the prismatic pattern, the prism being fragmentarily shown for convenience of illustration. 

The ornamental design for a snap-on prism for lighting fixture, as shown and described. 